The Phosphodiesterase Inhibitor Rolipram Promotes Survival of Newborn Hippocampal Neurons After Ischemia
Author(s) -
Tsutomu Sasaki,
Kazuo Kitagawa,
Emi OmuraMatsuoka,
Kenichi Todo,
Yasukazu Terasaki,
Shiro Sugiura,
Jun Hatazawa,
Yoshiki Yagita,
Masatsugu Hori
Publication year - 2007
Publication title -
stroke
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 3.397
H-Index - 319
eISSN - 1524-4628
pISSN - 0039-2499
DOI - 10.1161/strokeaha.106.476754
Subject(s) - medicine , rolipram , hippocampal formation , phosphodiesterase , ischemia , pharmacology , stroke (engine) , hippocampus , neuroscience , anesthesia , enzyme , biochemistry , biology , mechanical engineering , chemistry , engineering
Brain ischemia stimulates neurogenesis. However, newborn neurons show a progressive decrease in number over time. Under normal conditions, the cAMP-cAMP responsive element binding protein (CREB) pathway regulates the survival of newborn neurons. Constitutive activation of CREB after brain ischemia also stimulates hippocampal neurogenesis. Thus, activation of cAMP-CREB signaling may provide a promising strategy for enhancing the survival of newborn neurons. We examined whether treatment of mice with the phosphodiesterase-4 inhibitor rolipram enhances hippocampal neurogenesis after ischemia.
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